"Why then use your teeth as a weapon is the point of which I cannot understand."

He added: "I am prepared to accept that the severing of the ear was as a result of you gripping the ear forcefully with your teeth and in some part because others tried to pull you apart from your victim.

"The reality is, none of that is a comfort to your victim."

Image copyrightGeograph/Ian CapperImage caption
The incident happened at The Academy, in Aberystwyth